1 files changed, 24 insertions, 0 deletions
diff --git a/libgamma_const_of_method.c b/libgamma_const_of_method.c
new file mode 100644
index 0000000..e6fd872
--- /dev/null
+++ b/libgamma_const_of_method.c
@@ -0,0 +1,24 @@
+#include "common.h"
+
+
+/**
+ * Get the name of the constant for an adjustment
+ * method, for example "LIBGAMMA_METHOD_X_RANDR"
+ * for `LIBGAMMA_METHOD_X_RANDR`
+ * 
+ * @param   method  The adjustment method
+ * @return          The name of the constant for adjustment method,
+ *                  `NULL` if not recognised (errno is not changed)
+ */
+const char *
+libgamma_const_of_method(int method)
+{
+	switch (method) {
+#define X(CONST, NAME, CNAME, ENABLED)\
+	case CONST: return #CONST;
+	LIST_METHODS(X)
+#undef X
+	default:
+		return NULL;
+	}
+}